title: Assignment of downfield proton resonances in purine nucleoside phosphorylase immucillin-H complex by saturation-transferred NOEs.
mesh_terms: D001667:Binding, Competitive; D002384:Catalysis; D004789:Enzyme Activation; D004791:Enzyme Inhibitors / Q000737:chemistry; D006801:Humans; D006860:Hydrogen Bonding; D019906:Nuclear Magnetic Resonance, Biomolecular / Q000379:methods; D011485:Protein Binding; D011522:Protons; D011684:Purine Nucleosides; D011683:Purine-Nucleoside Phosphorylase / Q000037:antagonists & inhibitors / Q000737:chemistry*; D011744:Pyrimidinones / Q000737:chemistry*; D011758:Pyrroles / Q000737:chemistry*; D011994:Recombinant Proteins / Q000737:chemistry; D012996:Solutions; D013816:Thermodynamics
chemical_list: D004791:Enzyme Inhibitors; D011522:Protons; D011684:Purine Nucleosides; D011744:Pyrimidinones; D011758:Pyrroles; D011994:Recombinant Proteins; D012996:Solutions; C113101:forodesine; D011683:Purine-Nucleoside Phosphorylase